package com.east.config;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;

import java.util.concurrent.Executor;
import java.util.concurrent.ThreadPoolExecutor;

@Configuration
@EnableAsync
public class ExecutorConfig {

	 private static final Logger logger = LoggerFactory.getLogger(ExecutorConfig.class);
	 @Bean
	    public Executor asyncServiceExecutor() {
	        logger.info("start asyncServiceExecutor");
	        //ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
	        ThreadPoolTaskExecutor executor = new VisiableThreadPoolTaskExecutor();
	        //配置核心线程数
	        executor.setCorePoolSize(5);
	        //配置最大线程数
	        executor.setMaxPoolSize(5);
	        //配置队列大小
	        executor.setQueueCapacity(99999);
	        //配置线程池中的线程的名称前缀
	        executor.setThreadNamePrefix("async-service-");

	        // rejection-policy：当pool已经达到max size的时候，如何处理新任务
	        // CALLER_RUNS：不在新线程中执行任务，而是有调用者所在的线程来执行
	        executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
	        //执行初始化
	        executor.initialize();
	        return executor;
	    }
	 
	 
	 @Bean
	    public Executor loginAsync() {
	        logger.info("start loginAsync");
	        //ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
	        ThreadPoolTaskExecutor executor = new VisiableThreadPoolTaskExecutor();
	        //配置核心线程数
	        executor.setCorePoolSize(5);
	        //配置最大线程数
	        executor.setMaxPoolSize(5);
	        //配置队列大小
	        executor.setQueueCapacity(99999);
	        //配置线程池中的线程的名称前缀
	        executor.setThreadNamePrefix("async-login-");

	        // rejection-policy：当pool已经达到max size的时候，如何处理新任务
	        // CALLER_RUNS：不在新线程中执行任务，而是有调用者所在的线程来执行
	        executor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
	        //执行初始化
	        executor.initialize();
	        return executor;
	    }
}
